APA Style

Webster, N. (1980). WEBSTER'S NEW TWENTIETH CENTURY DICTIONARY UNABRIDGED Second Edition-Deluxe Color (Ed.2). USA: William Collins Publisher, Inc.

MLA Style

Webster, Noah. "WEBSTER'S NEW TWENTIETH CENTURY DICTIONARY UNABRIDGED Second Edition-Deluxe Color". Ed.2 USA: William Collins Publisher, Inc, 1980. Text.